Sub Genres of Crime Film
Juvenile Delinquency Film
Master Criminal Films
Post-Noir (Modern Noir)
Crime in the 30's
The passage of the 18th Amendment and the introduction of Prohibition in 1920 fueled the rise of organized crime, with gangsters growing rich on profits from bootleg liquor—often aided by corrupt local policemen and politicians.
According to the FBI, Chicago alone had an estimated 1,300 gangs by the mid-1920s, a situation that led to turf wars and other violent activities between rival gangs.
President Franklin Roosevelt's New Deal on Crime